#include <iostream>
#include <string>
#include <functional>
using namespace std;

void print(const char* str,int num)
{
    cout << num << " : " << str << endl;
}

int main()
{
    print("nihao",10);
    auto func = bind(print,"nihao",placeholders::_1);
    func(23);
    return 0;
}


